The German town of Winnenden commemorates the first anniversary of the school shooting that left 16 people dead

The German city of Winnenden is marking the first anniversary of a school shooting that shocked the nation. On March 11th 2009 a former student of Albertville High School killed 15 people before taking his own life. President Horst Köhler has addressed a memorial ceremony attended by family and friends of the dead. It was one of a number of commemorative events today.